<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <meta http-equiv="X-UA-Compatible" content="ie=edge" />
  <title>大事件-后台登录页</title>
  <link rel="stylesheet" type="text/css" href="css/reset.css" />
  <link rel="stylesheet" type="text/css" href="css/iconfont.css" />
  <link rel="stylesheet" type="text/css" href="css/main.css" />
  <!-- 引入bootstrap的css文件 -->
  <link rel="stylesheet" href="./libs/bootstrap/css/bootstrap.min.css" />
  <!-- 引入jq文件 -->
  <script src="./libs/jquery-1.12.4.min.js"></script>
  <!-- 引入bootstrap的js文件 -->
  <script src="./libs/bootstrap/js/bootstrap.min.js"></script>
  <script src="./libs/https.js"></script>
</head>

<body>
  <div class="main_wrap">
    <div class="header">
      <a href="#" class="logo"><img src="images/logo.png" alt="" /></a>
      <div class="copyright">
        CopyRight © 2019 深圳百秀信息技术股份有限公司<br />All Rights Reserved
      </div>
    </div>

    <div class="login_form_con">
      <div class="login_title"></div>
      <form class="login_form">
        <i class="iconfont icon-user"></i>
        <i class="iconfont icon-key"></i>
        <input type="text" class="input_txt" placeholder="邮箱/手机号" />
        <input type="password" class="input_pass" placeholder="密码" />
        <input type="submit" class="input_sub" value="登 录" />
      </form>
    </div>
  </div>

  <!--模态框-->
  <div class="modal fade" tabindex="-1" role="dialog" id="myModal">
    <div class="modal-dialog" role="document">
      <div class="modal-content">
        <div class="modal-header">
          <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>
          <h4 class="modal-title">温馨提示</h4>
        </div>
        <div class="modal-body">
          <p>One fine body&hellip;</p>
        </div>
        <div class="modal-footer">
          <button type="button" class="btn btn-default" data-dismiss="modal">关闭</button>
        </div>
      </div><!-- /.modal-content -->
    </div><!-- /.modal-dialog -->
  </div><!-- /.modal -->
</body>

</html>
 
<script>
  $(function () {
    // 1.给登录按钮设置点击事件
    $('.input_sub').on('click', function (e) {
      e.preventDefault();

      // 2.获取用户信息
      let username = $('.input_txt').val().trim();
      let password = $('.input_pass').val().trim();

      //3.非空判断
      if (username == '' || password == '') {
        $('.modal-body p').text('傻猪猪!要输入内容')
        $('#myModal').modal()
        return;
      }
      // 4. 发起ajax请求
      $.ajax({
        type: 'post',
        url: BigNew.user_login,
        data: {
          username: username,
          password: password
        },
        success: function (backData) {
          $('.modal-body p').text(backData.msg)
          $('#myModal').modal()
          // 模态框不会卡住系统的程序
          // 监听模态框隐藏后,再执行后续操作
          $('#myModal').on('hidden.bs.modal', function (e) {
            // 5.判断用户密码是否正确
            if (backData.code == 200) {
              // 6. 将后台返回的token保存到本地缓存中
              localStorage.setItem('token78', backData.token)
              // 成功跳转到首页
              window.location = './index.html'
            } else {
              // 失败清空
              $('.input_txt').val('')
              $('.input_pass').val('')
            }
          })

        }
      })

    })
  })
</script>